CN107387345A - A kind of solar low-temperature difference TRT - Google Patents
A kind of solar low-temperature difference TRT Download PDFInfo
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- CN107387345A CN107387345A CN201710595088.XA CN201710595088A CN107387345A CN 107387345 A CN107387345 A CN 107387345A CN 201710595088 A CN201710595088 A CN 201710595088A CN 107387345 A CN107387345 A CN 107387345A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 116
- 238000009825 accumulation Methods 0.000 claims abstract description 88
- 238000003860 storage Methods 0.000 claims abstract description 71
- 230000005484 gravity Effects 0.000 claims abstract description 43
- 230000005611 electricity Effects 0.000 claims abstract description 26
- 238000009835 boiling Methods 0.000 claims description 25
- 239000012530 fluid Substances 0.000 claims description 22
- 238000001704 evaporation Methods 0.000 claims description 19
- 238000009833 condensation Methods 0.000 claims description 18
- 230000005494 condensation Effects 0.000 claims description 18
- 238000004804 winding Methods 0.000 claims description 11
- 238000005381 potential energy Methods 0.000 claims description 9
- 206010018987 Haemorrhage Diseases 0.000 claims description 4
- 230000000740 bleeding Effects 0.000 claims description 4
- 231100000319 bleeding Toxicity 0.000 claims description 4
- 230000001105 regulatory Effects 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 3
- 238000005755 formation reaction Methods 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 230000001681 protective Effects 0.000 claims description 2
- 238000005265 energy consumption Methods 0.000 description 11
- 230000005284 excitation Effects 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000002028 Biomass Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000002803 fossil fuel Substances 0.000 description 3
- 230000005389 magnetism Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000003643 water by type Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 230000000630 rising Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000001172 regenerating Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000001131 transforming Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
- F01D15/10—Adaptations for driving, or combinations with, electric generators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
- F03G6/00—Devices for producing mechanical power from solar energy
- F03G6/06—Devices for producing mechanical power from solar energy with solar energy concentrating means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S60/00—Arrangements for storing heat collected by solar heat collectors
- F24S60/30—Arrangements for storing heat collected by solar heat collectors storing heat in liquids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D5/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, using the cooling effect of natural or forced evaporation
- F28D5/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, using the cooling effect of natural or forced evaporation in which the evaporating medium flows in a continuous film or trickles freely over the conduits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N11/00—Generators or motors not provided for elsewhere; Alleged perpetua mobilia obtained by electric or magnetic means
- H02N11/002—Generators
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/46—Conversion of thermal power into mechanical power, e.g. Rankine, Stirling or solar thermal engines
Abstract
The present invention relates to a kind of solar low-temperature difference TRT, including solar water thermal-arrest and totally-enclosed steam turbine and the magneto subsystem of heat accumulation subsystem, split type gravity assisted heat pipe heat transfer subsystem and integration；The solar water thermal-arrest and heat accumulation subsystem include solar energy heat collector, pipeline, accumulation of heat tank, cold-storage tank and circulating pump, the accumulation of heat tank and cold-storage tank be contour, not isothermal, accumulation of heat tank is located at low level, for cold-storage tank located at a high position, the bottom of high-order cold-storage tank is at least above the top of low level accumulation of heat tank；Being stored in cold-storage tank has cold water, and the top of cold-storage tank is provided with outlet pipe, and the bottom of cold-storage tank is provided with filling pipe；Solar energy heat collector is connected by pipeline with accumulation of heat tank；3 subsystems are connected with each other composition thermal-arrest, accumulation of heat, heat transfer and electricity generation module.It is an advantage of the invention that simple and reasonable, cost is low, and storage body is used as using water, it is not necessary to battery, and also generating efficiency is high.
Description
Technical field
The invention belongs to field of solar thermal power generation, and in particular to a kind of solar low-temperature difference TRT.
Background technology
Solar energy is one of most important regenerative resource, and it is most competing after photovoltaic generation that solar low-temperature difference, which generates electricity,
Strive the solar energy generation technology of power.Solar low-temperature difference electricity generation module and system one refer to that system work bulk temperature is relatively low, two
Refer to that operating temperature range is smaller, to distinguish solar energy high temperature generating.Solar low-temperature difference generate electricity can realize architecture-integral,
Modularization and miniaturization, completely self-contained distributed local energy resource system can be formed.The skill related to the poor generating of solar low-temperature
Art also has ocean thermal energy conversion.
Solar energy power generating is that solar energy is converted into electric energy by photovoltaic module；Solar energy high temperature generates electricity
By solar energy optically focused to obtain more than~300 DEG C of high-temperature steam, electrical power generators are driven by high-temperature steam turbine；Ocean temperature
It is using sea surface seawater as thermal source that difference, which generates electricity, and bathypelagic seawater drives low temperature steamer as low-temperature receiver with low boiling working fluid
Machine drives electrical power generators.
Photovoltaic electrification component simple installation, can be with Integration of building, but it has following deficiency：
(1) electricity conversion is low, and common silicon wafer component optoelectronic transformation efficiency only has~15%；
(2) interval, it is unstable, night and cloudy day can not generate electricity；
(3) cost of electricity-generating is high；
(4) output current is direct current, need to be converted into alternating current by inverter；
(5) storage, discharge system are needed, the life of storage battery typically only has 3~5 years, and can cause environmental pollution；
(6) silicon wafer Material Manufacturing Process energy consumption is huge, seriously polluted.
In addition, small semiconductor solar energy temperature difference generating set, in addition to the deficiency similar with photovoltaic generation, also has
The defects of having raw material rare and being difficult to scale.
Solar energy high temperature characterized by slot type, dish-style and the various spot modes such as tower generates electricity, no matter generating equipment is
Steam turbine or Stirling thermomotor, except with it is similar with common thermal power generation the characteristics of in addition to, however it remains it is interval, unstable
Calmly, the defects of system reliability is low, maintenance cost is high, is adapted to establish large-scale solar electricity generation field, it is difficult to minimize.
Ocean temperature difference power generating system requires that seawater must have the as far as possible big temperature difference, i.e. ocean must have certain depth
And can only be in low latitudes marine site；And because surface seawater temperature is high, deep sea water temperature is low, ocean thermal energy conversion must working medium
The energy consumption equipments such as pump, heat-exchanger pump, water supply pump, substantially reduce its effective generated output.Marine environment has to the reliability of system
Very high requirement.
The patent of application number 200910072534.4 proposes a kind of geothermal energy or solar thermoelectric generating method and application
Scheme, the tens kinds of devices and job facilities being related to including cooling tower, structure is numerous and jumbled, its stability and system to equipment operation
Reliability requirement is very high.
The content of the invention
It is an object of the invention to provide a kind of solar low-temperature difference TRT, its is simple and reasonable, and cost is low, with water
As storage body, it is not necessary to battery, and also generating efficiency is high, and TRT of the invention can also may be used with independent operating in addition
It is wide with online operation, use range.
In order to solve the above-mentioned technical problem, the present invention uses following technical scheme：A kind of solar low-temperature difference TRT,
Totally-enclosed steamer including solar water thermal-arrest and heat accumulation subsystem, split type gravity assisted heat pipe heat transfer subsystem and integration
Machine and magneto subsystem；The solar water thermal-arrest and heat accumulation subsystem include solar energy heat collector, pipeline, storage
Hot water storgae, cold-storage tank and circulating pump, the accumulation of heat tank and cold-storage tank be not contour, isothermal, accumulation of heat tank are not located at low level,
For cold-storage tank located at a high position, the bottom of cold-storage tank is at least above the top of low level accumulation of heat tank, accumulation of heat tank and cold-storage tank
Between form the water level discrepancy in elevation and the temperature difference；Being stored in cold-storage tank has cold water, and the top of cold-storage tank is provided with outlet pipe, cold-storage tank
Bottom is provided with filling pipe；Solar energy heat collector is connected by pipeline with accumulation of heat tank, and pipeline is provided with circulating pump, solar energy collection
Warm water caused by thermal or hot water enter accumulation of heat tank by pipeline；3 subsystems are connected with each other composition thermal-arrest, accumulation of heat, biography
Heat and electricity generation module, solar water thermal-arrest and heat accumulation subsystem provide the heat energy and the temperature difference needed for system work, split type heavy
Power adopting heat pipes for heat transfer subsystem converts heat into low boiling working fluid pressure difference potential energy and motion energy, and totally-enclosed steam turbine is sent out with permanent magnetism
Low boiling working fluid kinetic energy is converted into mechanical energy and electric energy by motor integral sub-systems.
Further, the solar energy heat collector can include one group of solar energy heat collecting module, can also be by multigroup sun
Energy heat collecting module series and parallel forms, therefore can both minimize, and can extend again；The TRT of the present invention can be transported independently
OK, online can also run, use range is wide.
In the present invention, 3 subsystems are by interconnecting composition thermal-arrest, accumulation of heat, heat transfer and electricity generation module, solar water
Thermal-arrest and heat accumulation subsystem provide the heat energy and the temperature difference needed for system work, and split type gravity assisted heat pipe heat transfer subsystem turns heat energy
Turn to low boiling working fluid pressure difference potential energy and motion energy, totally-enclosed steam turbine and the machine integrated subsystem of permanent magnet generator are by low boiling
Working medium kinetic energy is converted into mechanical energy and electric energy.System exports hot water and electric power simultaneously, and overall efficiency improves.Stored with accumulation of heat tank
Can, system can continuously output single-phase or three-phase alternating current.
The solar low-temperature difference TRT of the present invention is implemented by scheme in detail below：Will by solar energy heat collector
The hot water or warm water of 5~30 DEG C of cool water heating to 35~70 DEG C, the interior running water in natural environment of high-order cold-storage tank, because
This low level accumulation of heat tank forms 30 DEG C or so or more of the temperature difference with high-order cold-storage tank.In the present invention, solar energy heating dress
Put can with architecture-integral, can independent operating, can also be wide by the online operation of multiple solar energy heat collectors, use range.
In the present invention, warm water caused by solar energy heat collector or hot water enter low level accumulation of heat tank, the sun by pipeline
The pipeline of energy heat collector and low level accumulation of heat tank provides circulation power by circulating pump；High-order cold-storage tank, which stores, cold water, high
Cold water in the cold-storage tank of position is fed by filling pipe, and what filling pipe was connected is running water, therefore the water supplemented is natural environment
In cold water source (running water), energy consumption is low, more saves；Cold water temperature in high-order cold-storage tank is increased to and low level accumulation of heat water
The water temperature of groove is flowed out when approaching to a certain extent by outlet pipe, and domestic hot-water or warm water can be used as to use, to improve heat
Water use efficiency, and the running water by filling pipe into high-order cold-storage tank supplement natural environment, solar energy heat collector are low
Position accumulation of heat tank continuously provides heat, maintains the water temperature difference of low level accumulation of heat tank and high-order cold-storage tank, and low level stores
Hot water storgae cooperates with high-order cold-storage tank.The present invention collectively constitutes solar water thermal-arrest by above hot water or cold water's system
And heat accumulation subsystem, there is provided solar low-temperature difference electricity generation module and the cold and heat source of system, form the temperature difference and power source.The present invention
Simple and reasonable, cost is low, and storage body is used as using water, it is not necessary to which battery, system itself energy consumption are low.
Further, split type gravity assisted heat pipe heat transfer subsystem of the invention is split type gravity heat pipe heat exchanger, described point
Body formula gravity heat pipe heat exchanger is as heat energy and power converter, including with lower component：Evaporation ends component, condensation end component, always
Tedge, total down-comer；Evaporation ends component is in accumulation of heat tank and soaks in the hot water, and condensation end component is in cold-storage tank
And be immersed in cold water, form the discrepancy in elevation and the temperature difference needed for split type gravity heat pipe heat exchanger work；Total tedge connection evaporation ends
The upper end of component and the upper end of condensation end component, the lower end and the lower end of condensation end component of total down-comer connection evaporation ends component,
Low boiling working fluid realizes automatic cycle using the discrepancy in elevation and the temperature difference in split type gravity heat pipe heat exchanger as power；Set on total tedge
There are regulating valve, pressure gauge, pressure gauge valve and air bleeding valve, total down-comer is provided with pouring valve.Split type gravity heat pipe heat exchanger
Effect is that the temperature difference heat energy of solar water thermal-arrest and heat accumulation subsystem is converted into low boiling working fluid pressure difference potential energy and moved dynamic
Energy.
Further, the integrated totally-enclosed steam turbine and magneto subsystem be as TRT, including with
Lower component：Cylindrical shape steamer machine stator and its upper end cover and bottom end cover, steam turbine permanent magnet rotor component, stator winding, output electricity
Flow binding post；Upper end cover and bottom end cover are respectively communicated with interface and lower interface, and totally-enclosed steam turbine and permanent magnet generator are machine integrated
Subsystem passes through upper interface and total tedge serial communication of lower interface and split type gravity heat pipe heat exchanger；Steam turbine permanent magnetism turns
Sub-component is hung and is fixed on upper and lower support shaft by upper and lower bearing and a point hole bearing block assembly；Sealed completely with upper member
Close among cylindrical shape steamer machine stator and its upper end cover and bottom end cover, stator winding has heat-dissipating casing protective case；Integration
Totally-enclosed steam turbine is assemblied in total rising of split type gravity heat pipe heat exchanger with the direct vertical series of magneto subsystem
Guan Shang, low boiling working fluid in the series loop that the two is collectively forming by the discrepancy in elevation and temperature difference automatic cycle, without other
Extra power.
In the present invention, totally-enclosed steam turbine is assemblied in split type with the direct vertical series of the machine integrated subsystem of permanent magnet generator
On total tedge of gravity heat pipe heat exchanger, low boiling working fluid is in the series loop that the two is collectively forming by the discrepancy in elevation and the temperature difference
Automatic cycle, without the extra energy consumption equipment such as working medium pump, improve system whole efficiency.Totally-enclosed steam turbine is sent out with permanent magnetism
Low boiling working fluid pressure difference potential energy and motion energy are converted into the machine of p-m rotor high speed rotary motion by motor integral sub-systems
Tool can form rotating excitation field simultaneously, and rotating excitation field is produced by cutting magnetic line with stator winding and exports electric energy.As long as the sun
Can the temperature difference of hot water thermal-arrest and heat accumulation subsystem reach the startup temperature difference, system can continuously output single-phase or three-phase alternating current.
In addition, the solar low-temperature difference TRT of the present invention is easy to and underground heat, industrial exhaust heat and biomass energy thermal source
With reference to any fossil fuel heat-driven can also be used.
Compared with prior art, the beneficial effects of the present invention are：
(1) 3 subsystems of the invention can be by interconnecting composition thermal-arrest, accumulation of heat, heat transfer and electricity generation module, system
Capacity of installed generator can minimize or be extended.
(2) solar water thermal-arrest and heat accumulation subsystem be not contour, no using high-order cold-storage tank and low level accumulation of heat tank
Double tanks arrangement of isothermal, the two forms certain the water level discrepancy in elevation and the temperature difference.The evaporation ends group of split type gravity heat pipe heat exchanger
Part is placed in low level accumulation of heat tank and soaked in the hot water, and condensation end component is placed in high-order cold-storage tank and is immersed in cold water, is formed and divided
The discrepancy in elevation and the temperature difference needed for the work of body formula gravity heat pipe heat exchanger.
(3) after high-order cold-storage tank institute cold-storage water is heated, using top section hot water as heating or other domestic hot-waters
Using and supplement cold water, you can maintain its relatively low temperature；Low level accumulation of heat tank institute accumulation of heat water then passes through solar energy heat collector
Maintain its higher temperature.In this way, can both save cooling tower energy consumption, cogeneration of heat and power can be realized again, improve overall efficiency.
(4) high-order cold-storage tank and low level accumulation of heat tank is circulated by water substitution, the low thermograde of relative superiority or inferiority in formation,
The evaporation ends component and condensation end component of split type gravity heat pipe heat exchanger realize gradient evaporation and gradient freezing, improve system fortune
Capable stability.
(5) totally-enclosed steam turbine is assemblied in split type gravity heat with the direct vertical series of the machine integrated subsystem of permanent magnet generator
On total tedge of heat exchange of heat pipe, low boiling working fluid is automatic by difference in height and the temperature difference in the series loop that the two is collectively forming
Circulation, without the extra energy consumption equipment such as working medium pump, improve system whole efficiency.
(6) in totally-enclosed steam turbine and the machine integrated subsystem of permanent magnet generator, working medium is in completely enclosed Space-Work, only
It is unique moving component to have steam turbine permanent magnet rotor component, and dynamic sealing is not present with other components in it, and system is safe and reliable.
(7) totally-enclosed steam turbine and the machine integrated subsystem of permanent magnet generator, steam turbine permanent magnet rotor component are direct by magnetic field
Conduction stator winding to cylindrical shape steam turbine stator casing and thereon, electric current is produced by rotating excitation field, systematic entirety is good,
It is simple in construction.
(8) a kind of solar low-temperature difference electricity generation module provided by the present invention and system, because system can be with round-the-clock company
Reforwarding row, the main frame of rated power, generated energy are the several times of same installed capacity photovoltaic generation.Operating temperature is right close to normal temperature
Material performance requirement is low；It is low to start the temperature difference, it is not necessary to starting current.Caused electric current is alternating current, it is not necessary to inverter；With water
As storage body, it is not necessary to battery, batteries are replaced with accumulation of heat tank.Thermal-arrest, store heat and generating power, can with independent operating,
Online it can also run, by adjusting thermal-arrest, accumulation of heat and the power configuration of electricity generation system, it is possible to achieve whole system efficiency is most
Bigization.System can realize cogeneration of heat and power, greatly improve overall system performance.System only has low-temperature turbine permanent magnet rotor component only
One moving component, system run all right, easy maintenance.
(9) a kind of solar low-temperature difference electricity generation module provided by the present invention and system, it is the nature using solar energy as thermal source
Environment is low-temperature receiver, is worked by the temperature difference between cold and heat source；Not exigent temperature, the even not exigent temperature difference, no
By being the hot water that can obtain more than 70 DEG C in summer, even if or winter can only obtain 30 DEG C or so of warm water, as long as cold and heat source
Between have certain temperature difference, system can is continuously run.Summer,, can because collecting efficiency is also high although environment temperature is high
To obtain high temperature heat source, so as to obtain the required temperature difference；In winter, although collecting efficiency is low, gained heat source temperature is low, environment temperature
Degree is lower, can equally obtain the temperature difference of needs.By substantially accumulated heat, can reduce round the clock and temperature caused by Changes in weather
Fluctuation, make system can be with round-the-clock continuous, even running.
(10) solar low-temperature difference TRT of the invention is easy to and underground heat, industrial exhaust heat and biomass energy thermal source knot
Close, any fossil fuel heat-driven can also be used.
Brief description of the drawings
Fig. 1 is the solar water thermal-arrest of the present invention and the structural representation of heat accumulation subsystem；
Fig. 2 is the structural representation of the split type gravity assisted heat pipe heat transfer subsystem of the present invention；
Fig. 3 is the totally-enclosed steam turbine and the machine integrated subsystem of permanent magnet generator and its perspective exploded view of the present invention；
Fig. 4 is the connection diagram of 3 subsystems of the present invention；
Wherein, 1- solar waters thermal-arrest and heat accumulation subsystem；The split type gravity assisted heat pipe heat transfer subsystems of 2-；3- is totally-enclosed
Steam turbine and the machine integrated subsystem of permanent magnet generator；
11- solar energy heat collectors；12- pipelines；13- accumulation of heat tanks；14- cold-storage tanks；15- circulating pumps；
21- evaporation ends components；22- condensation end components；The total tedges of 23-；The total down-comers of 24-；25- pressure gauges；26- is irrigated
Valve；27- air bleeding valves；28- regulating valves；
251- pressure gauge valves；
31- cylindrical shape steamer machine stators；32- upper end covers；33- bottom end covers；34- steam turbine permanent magnet rotor components；35- stators
Winding；36- output current binding posts；The upper interfaces of 37-；38- lower interfaces；39- upper bearing (metal)s and divide hole bearing block assembly；310- lower axles
Hold and point hole bearing block assembly；The upper support shafts of 311-；Support shaft under 312-；313- heat-dissipating casings.
Embodiment
The invention will be further described with reference to the accompanying drawings and examples.
Following embodiment is for the ease of more fully understanding the present invention, but is not intended to limit the present invention.
A kind of solar low-temperature difference TRT, including solar water thermal-arrest and heat accumulation subsystem 1, split type gravity heat
Pipe heat transfer subsystem 2 and the totally-enclosed steam turbine and magneto subsystem 3 of integration；The solar water thermal-arrest and
Heat accumulation subsystem 1 includes solar energy heat collector 11, pipeline 12, accumulation of heat tank 13, cold-storage tank 14 and circulating pump 15, the storage
Hot water storgae 13 and cold-storage tank 14 be not contour, isothermal, accumulation of heat tank are not located at low level, and cold-storage tank is located at a high position, high-order cold-storage
The bottom of tank is at least above the top of low level accumulation of heat tank, and the water level discrepancy in elevation and temperature are formed between accumulation of heat tank and cold-storage tank
Difference；Being stored in cold-storage tank has cold water, and the top of cold-storage tank is provided with outlet pipe (omit and be not drawn into figure), the bottom of cold-storage tank
(omit and be not drawn into figure) provided with filling pipe；Solar energy heat collector 11 is connected by pipeline with accumulation of heat tank, and pipeline is provided with
Circulating pump, warm water caused by solar energy heat collector or hot water enter accumulation of heat tank by pipeline；3 subsystem interconnection groups
Into thermal-arrest, accumulation of heat, heat transfer and electricity generation module, solar water thermal-arrest and heat accumulation subsystem provide heat energy needed for system work and
The temperature difference, split type gravity assisted heat pipe heat transfer subsystem converts heat into low boiling working fluid pressure difference potential energy and motion energy, totally-enclosed
Low boiling working fluid kinetic energy is converted into mechanical energy and electric energy by steam turbine with the machine integrated subsystem of permanent magnet generator.In the present embodiment,
Solar energy heat collector is formed by multigroup solar energy heat collecting module serial or parallel connection.
In the present embodiment, the split type gravity assisted heat pipe heat transfer subsystem 2 is split type gravity heat pipe heat exchanger, described point
Body formula gravity heat pipe heat exchanger is as heat energy and power converter, including with lower component：Evaporation ends component 21, condensation end component
22, total tedge 23, total down-comer 24；Evaporation ends component 21 is in accumulation of heat tank 13 and soaks in the hot water, condensation end component
22 are located in cold-storage tank 14 and are immersed in cold water, form the discrepancy in elevation and the temperature difference needed for split type gravity heat pipe heat exchanger work；
Total tedge 23 connects the upper end of evaporation ends component and the upper end of condensation end component, the lower end of total down-comer connection evaporation ends component
With the lower end of condensation end component, low boiling working fluid is realized certainly in split type gravity heat pipe heat exchanger using the discrepancy in elevation and the temperature difference as power
Dynamic circulation；Total tedge is provided with regulating valve 28, pressure gauge 25, pressure gauge valve 251 and air bleeding valve 27, and total down-comer, which is provided with, to be filled
Note valve 26.The effect of split type gravity heat pipe heat exchanger is by solar water thermal-arrest and the conversion of the temperature difference heat energy of heat accumulation subsystem
For low boiling working fluid pressure difference potential energy and motion energy.
Further, the totally-enclosed steam turbine and the machine integrated subsystem of permanent magnet generator be as TRT, including with
Lower component：Cylindrical shape steamer machine stator 31 and its upper end cover 32 and bottom end cover 33, steam turbine permanent magnet rotor component 34, stator winding
35, output current binding post 36；Upper end cover 32 and bottom end cover 33 are respectively communicated with interface 37 and lower interface 38, totally-enclosed steam turbine
Total rising that subsystem 3 machine integrated with permanent magnet generator passes through upper interface 37 and lower interface 38 and split type gravity heat pipe heat exchanger
The serial communication of pipe 23；Steam turbine permanent magnet rotor component 34 is by upper and lower bearing and divides hole bearing block assembly 39 and 310 to hang and consolidate
It is scheduled on upper and lower support shaft 311 and 312；Cylindrical shape steamer machine stator and its upper end cover and bottom end cover, vapour (are referred to upper member
Turbine permanent magnet rotor component, stator winding and output current binding post, upper interface, lower interface and divide hole axle bearing at upper bearing (metal)
Component, lower bearing and divides hole bearing block assembly, upper support shaft, lower support shaft) it is enclosed among heat-dissipating casing component 313；Full envelope
Close steam turbine and the direct vertical series of the machine integrated subsystem of permanent magnet generator be assemblied in split type gravity heat pipe heat exchanger it is total on
On riser, low boiling working fluid passes through the discrepancy in elevation and temperature difference automatic cycle in the series loop that the two is collectively forming.
In the present invention, 3 subsystems are by interconnecting composition thermal-arrest, accumulation of heat, heat transfer and electricity generation module, solar water
Thermal-arrest and heat accumulation subsystem provide the heat energy and the temperature difference needed for system work, and split type gravity assisted heat pipe heat transfer subsystem turns heat energy
Turn to low boiling working fluid pressure difference potential energy and motion energy, totally-enclosed steam turbine and the machine integrated subsystem of permanent magnet generator are by low boiling
Working medium kinetic energy is converted into mechanical energy and electric energy.System exports hot water and electric power simultaneously, and overall efficiency improves.Stored with accumulation of heat tank
Can, system can continuously output single-phase or three-phase alternating current.
The solar low-temperature difference TRT of the present invention is implemented by scheme in detail below：Will by solar energy heat collector
The hot water or warm water of 5~30 DEG C of cool water heating to 35~70 DEG C, the interior running water in natural environment of high-order cold-storage tank, because
This low level accumulation of heat tank forms 30 DEG C or so or more of the temperature difference with high-order cold-storage tank.In the present invention, solar energy heating dress
Put can with architecture-integral, can independent operating, can also be wide by the online operation of multiple solar energy heat collectors, use range.
In the present invention, warm water caused by solar energy heat collector or hot water enter low level accumulation of heat tank, the sun by pipeline
The pipeline of energy heat collector and low level accumulation of heat tank provides power by circulating pump；High-order cold-storage tank, which stores, cold water, and a high position stores
Cold water in cold rinse bank is fed by filling pipe, and what filling pipe was connected is running water, therefore the water supplemented is in natural environment
Cold water source (running water), energy consumption is low, more saves；Cold water temperature in high-order cold-storage tank is increased to and low level accumulation of heat tank
Water temperature is flowed out when approaching to a certain extent by outlet pipe, and is supplemented by filling pipe to high-order cold-storage tank in natural environment
Running water, solar energy heat collector are that low level accumulation of heat tank continuously provides heat, maintain low level accumulation of heat tank and height
The water temperature difference of position cold-storage tank, low level accumulation of heat tank cooperate with high-order cold-storage tank.The present invention hot and cold water system more than
System collectively constitutes solar water thermal-arrest and heat accumulation subsystem, there is provided solar low-temperature difference electricity generation module and the cold and heat source of system,
Form the temperature difference and power source.The present invention is simple and reasonable, and cost is low, and storage body is used as using water, it is not necessary to battery, internal energy
Consume low.
In the present invention, totally-enclosed steam turbine is assemblied in split type with the direct vertical series of the machine integrated subsystem of permanent magnet generator
On total tedge of gravity heat pipe heat exchanger, low boiling working fluid is in the series loop that the two is collectively forming by the discrepancy in elevation and the temperature difference
Automatic cycle, without the extra energy consumption equipment of working medium pump, improve system whole efficiency.Totally-enclosed steam turbine and magneto
Low boiling working fluid pressure difference potential energy and motion energy are converted into the mechanical energy of p-m rotor high speed rotary motion by integral sub-systems
Rotating excitation field is formed simultaneously, and rotating excitation field is produced by cutting magnetic line with stator winding and exports electric energy.As long as solar heat
The temperature difference of water thermal-arrest and heat accumulation subsystem reaches the startup temperature difference, and system can continuously output single-phase or three-phase alternating current.
Advantages of the present invention is as follows：
(1) 3 subsystems of the invention can be connected with each other composition thermal-arrest, accumulation of heat, heat transfer and electricity generation module, the hair of system
Electric installed capacity can be minimized or extended.
(2) solar water thermal-arrest and heat accumulation subsystem be not contour, no using high-order cold-storage tank and low level accumulation of heat tank
Double tanks arrangement of isothermal, the two forms certain the water level discrepancy in elevation and the temperature difference.The evaporation ends group of split type gravity heat pipe heat exchanger
Part is placed in low level accumulation of heat tank and soaked in the hot water, and condensation end component is placed in high-order cold-storage tank and is immersed in cold water, is formed and divided
The discrepancy in elevation and the temperature difference needed for the work of body formula gravity heat pipe heat exchanger；It is to be noted that：High-order cold-storage tank can be saved, and is used
Surrounding air cools down, but can so reduce condensation efficiency and reduce rate of thermal water utilization so as to reduce system overall efficiency.
(3) after high-order cold-storage tank institute cold-storage water is heated, using top section hot water as heating or other domestic hot-waters
Using and supplement cold water, you can maintain its relatively low temperature；Low level accumulation of heat tank institute accumulation of heat water then passes through solar energy heat collector
Maintain its higher temperature.In this way, can both save cooling tower energy consumption, cogeneration of heat and power can be realized again, improve overall efficiency.
(4) high-order cold-storage tank and low level accumulation of heat tank is circulated by water substitution, the low thermograde of relative superiority or inferiority in formation,
The evaporation ends component and condensation end component of split type gravity heat pipe heat exchanger realize gradient evaporation and gradient freezing, improve system fortune
Capable stability.
(5) totally-enclosed steam turbine is assemblied in split type gravity heat with the direct vertical series of the machine integrated subsystem of permanent magnet generator
On total tedge of heat exchange of heat pipe, low boiling working fluid is followed automatically in the series loop that the two is collectively forming by the discrepancy in elevation and the temperature difference
Ring, without the extra energy consumption equipment such as working medium pump, improve system whole efficiency.
(6) in totally-enclosed steam turbine and the machine integrated subsystem of permanent magnet generator, working medium is in completely enclosed Space-Work, only
It is unique moving component to have steam turbine permanent magnet rotor component, and dynamic sealing is not present with other components in it, and system is safe and reliable.
(7) totally-enclosed steam turbine and the machine integrated subsystem of permanent magnet generator, steam turbine permanent magnet rotor component are direct by magnetic field
Conduction stator winding to cylindrical shape steam turbine stator casing and thereon, electric current is produced by rotating excitation field, systematic entirety is good,
It is simple in construction.
(8) a kind of solar low-temperature difference electricity generation module provided by the present invention and system, because system can be with round-the-clock company
Reforwarding row, the main frame of rated power, generated energy are the several times of same installed capacity photovoltaic generation.Operating temperature is right close to normal temperature
Material performance requirement is low；It is low to start the temperature difference, it is not necessary to starting current.Caused electric current is alternating current, it is not necessary to inverter；With water
As storage body, it is not necessary to battery, batteries are replaced with accumulation of heat tank.Thermal-arrest, store heat and generating power, can with independent operating,
Online it can also run, by adjusting thermal-arrest, accumulation of heat and the power configuration of electricity generation system, it is possible to achieve whole system efficiency is most
Bigization.System can realize cogeneration of heat and power, greatly improve overall system performance.System only has low-temperature turbine permanent magnet rotor component only
One moving component, system run all right, easy maintenance.
(9) a kind of solar low-temperature difference electricity generation module provided by the present invention and system, it is the nature using solar energy as thermal source
Environment is low-temperature receiver, is worked by the temperature difference between cold and heat source；Not exigent temperature, the even not exigent temperature difference, no
By being the hot water that can obtain more than 70 DEG C in summer, even if or winter can only obtain 30 DEG C or so of warm water, as long as cold and heat source
Between have certain temperature difference, system can is continuously run.Summer,, can because collecting efficiency is also high although environment temperature is high
To obtain high temperature heat source, so as to obtain the required temperature difference；In winter, although collecting efficiency is low, gained heat source temperature is low, environment temperature
Degree is lower, can equally obtain the temperature difference of needs.By substantially accumulated heat, can reduce round the clock and temperature caused by Changes in weather
Fluctuation, make system can be with round-the-clock continuous, even running.
(10) solar low-temperature difference TRT of the invention is easy to and underground heat, industrial exhaust heat and biomass energy thermal source knot
Close, any fossil fuel heat-driven can also be used.
Described above is only the preferred embodiment of the present invention, it should be pointed out that：For the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvement can also be made, these improvement should be regarded as the guarantor of the present invention
Protect scope.
Claims (5)
- A kind of 1. solar low-temperature difference TRT, it is characterised in that：Including solar water thermal-arrest and heat accumulation subsystem, split Formula gravity assisted heat pipe heat transfer subsystem and the totally-enclosed steam turbine and magneto subsystem of integration；The solar water Thermal-arrest and heat accumulation subsystem include solar energy heat collector, pipeline, accumulation of heat tank, cold-storage tank and circulating pump, the accumulation of heat water Groove and cold-storage tank be not contour, isothermal, accumulation of heat tank are not located at low level, and cold-storage tank is located at a high position, the bottom of high-order cold-storage tank Portion is at least above the top of low level accumulation of heat tank, and the water level discrepancy in elevation and the temperature difference are formed between accumulation of heat tank and cold-storage tank；Cold-storage water Being stored in groove has cold water, and the top of cold-storage tank is provided with outlet pipe, and the bottom of cold-storage tank is provided with filling pipe；Solar energy heat collector Connected by pipeline with accumulation of heat tank, pipeline is provided with circulating pump, and warm water or hot water pass through pipe caused by solar energy heat collector Road enters accumulation of heat tank；3 subsystems are connected with each other composition thermal-arrests, accumulation of heat, heat transfer and electricity generation module, solar water thermal-arrest and Heat accumulation subsystem provides the heat energy and the temperature difference needed for system work, and split type gravity assisted heat pipe heat transfer subsystem converts heat into low Boiling point working medium pressure difference potential energy and motion energy, integrated totally-enclosed steam turbine and magneto subsystem are by low boiling working fluid Kinetic energy is converted into mechanical energy and electric energy.
- 2. solar low-temperature difference TRT according to claim 1, it is characterised in that：The solar energy heat collector bag Include one group of solar energy heat collecting module.
- 3. solar low-temperature difference TRT according to claim 1, it is characterised in that：The solar energy heat collector by Multigroup solar energy heat collecting module serial or parallel connection forms.
- 4. solar low-temperature difference TRT according to claim 1, it is characterised in that：The split type gravity assisted heat pipe passes Thermal sub-system is split type gravity heat pipe heat exchanger, the split type gravity heat pipe heat exchanger as heat energy and power converter, Including with lower component：Evaporation ends component, condensation end component, total tedge, total down-comer；Evaporation ends component is in accumulation of heat tank And soak in the hot water, condensation end component is in cold-storage tank and is immersed in cold water, forms split type gravity heat pipe heat exchanger work The discrepancy in elevation and the temperature difference needed for making；The upper end and the upper end of condensation end component of total tedge connection evaporation ends component, total down-comer connect The lower end and the lower end of condensation end component of logical evaporation ends component, low boiling working fluid is in split type gravity heat pipe heat exchanger with the discrepancy in elevation It is that power realizes automatic cycle with the temperature difference；Total tedge is provided with regulating valve, pressure gauge, pressure gauge valve and air bleeding valve, total to decline Pipe is provided with pouring valve.
- 5. the solar low-temperature difference TRT according to any one of claim 1-4, it is characterised in that：The integration Totally-enclosed steam turbine and magneto subsystem as TRT, including with lower component：Cylindrical shape steamer machine stator and Its upper end cover and bottom end cover, steam turbine permanent magnet rotor component, stator winding, output current binding post；Upper end cover and bottom end cover point Not Lian Tong upper interface and lower interface, totally-enclosed steam turbine and the machine integrated subsystem of permanent magnet generator by upper interface and lower interface with Total tedge serial communication of split type gravity heat pipe heat exchanger；Steam turbine permanent magnet rotor component is by upper and lower bearing and divides hole Bearing block assembly hangs and is fixed on upper and lower support shaft；Steam turbine permanent magnet rotor component, upper bearing (metal) and divides hole axle bearing group Part, lower bearing and divides hole bearing block assembly, upper support shaft and lower support shaft be completely enclosed within cylindrical shape steamer machine stator and its Among upper end cover and bottom end cover；Stator winding has heat-dissipating casing protective case；The totally-enclosed steam turbine and magneto of integration The direct vertical series of subsystem are assemblied on total tedge of split type gravity heat pipe heat exchanger, and low boiling working fluid is common at the two Pass through the discrepancy in elevation and temperature difference automatic cycle in the series loop of formation.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710595088.XA CN107387345A (en) | 2017-07-20 | 2017-07-20 | A kind of solar low-temperature difference TRT |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710595088.XA CN107387345A (en) | 2017-07-20 | 2017-07-20 | A kind of solar low-temperature difference TRT |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108060800A (en) * | 2017-12-26 | 2018-05-22 | 江苏华谊广告设备科技有限公司 | A kind of intelligent mobile public toilet |
| CN111472953A (en) * | 2019-05-20 | 2020-07-31 | 深圳大学 | Moon temperature difference mobile continuous power generation device and control method thereof |
| CN113217311A (en) * | 2021-04-25 | 2021-08-06 | 华北电力大学 | Photo-thermal power generation system and method based on day and night temperature difference |
-
2017
- 2017-07-20 CN CN201710595088.XA patent/CN107387345A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108060800A (en) * | 2017-12-26 | 2018-05-22 | 江苏华谊广告设备科技有限公司 | A kind of intelligent mobile public toilet |
| CN108060800B (en) * | 2017-12-26 | 2020-05-05 | 江苏华谊广告设备科技有限公司 | Intelligent mobile public toilet |
| CN111472953A (en) * | 2019-05-20 | 2020-07-31 | 深圳大学 | Moon temperature difference mobile continuous power generation device and control method thereof |
| CN113217311A (en) * | 2021-04-25 | 2021-08-06 | 华北电力大学 | Photo-thermal power generation system and method based on day and night temperature difference |
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